package com.designpattern.creating.singleton;

import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

/**
 * @Author chengzelee
 * @Date 2022/11/24 18:01
 * @Desc 静态类提供唯一访问点
 */
public class Singleton_static {
    public static Map<Object,Object> map = new ConcurrentHashMap<>();
}
